<template>
	<div class="user-info-head">
		<div class="flex col-center">
			<img :src="options.img" title="点击上传头像" class="avatarImg" />
			<div class="color2 ml30">
				<div class="mb10 fs14">
					只支持JPG、JPEG或PNG格式的图片文件
				</div>
				<el-button type="defaultBtn" style="width: 96px;height: 40px;" @click="editCropper()">更换头像</el-button>
			</div>
		</div>
		<el-dialog :title="title" v-model="open" width="800px" append-to-body @opened="modalOpened"
			@close="closeDialog">
			<el-row>
				<el-col :xs="24" :md="12" :style="{ height: '350px' }">
					<vue-cropper ref="cropper" :img="options.img" :info="true" :autoCrop="options.autoCrop"
						:autoCropWidth="options.autoCropWidth" :autoCropHeight="options.autoCropHeight"
						:fixedBox="options.fixedBox" :outputType="options.outputType" @realTime="realTime"
						v-if="visible" />
				</el-col>
				<el-col :xs="24" :md="12" :style="{ height: '350px' }">
					<div class="avatar-upload-preview">
						<img :src="options.previews.url" :style="options.previews.img" />
					</div>
				</el-col>
			</el-row>
			<br />
			<el-row>
				<el-col :lg="2" :md="2">
					<el-upload action="#" :http-request="requestUpload" :show-file-list="false"
						:before-upload="beforeUpload">
						<el-button>
							选择
							<el-icon class="el-icon--right">
								<Upload />
							</el-icon>
						</el-button>
					</el-upload>
				</el-col>
				<el-col :lg="{ span: 1, offset: 2 }" :md="2">
					<el-button icon="Plus" @click="changeScale(1)"></el-button>
				</el-col>
				<el-col :lg="{ span: 1, offset: 1 }" :md="2">
					<el-button icon="Minus" @click="changeScale(-1)"></el-button>
				</el-col>
				<el-col :lg="{ span: 1, offset: 1 }" :md="2">
					<el-button icon="RefreshLeft" @click="rotateLeft()"></el-button>
				</el-col>
				<el-col :lg="{ span: 1, offset: 1 }" :md="2">
					<el-button icon="RefreshRight" @click="rotateRight()"></el-button>
				</el-col>
				<el-col :lg="{ span: 2, offset: 6 }" :md="2">
					<el-button type="primary" @click="uploadImg()">提 交</el-button>
				</el-col>
			</el-row>
		</el-dialog>
	</div>
</template>

<script setup>
	import "vue-cropper/dist/index.css";
	import {
		VueCropper
	} from "vue-cropper";
	import {
		uploadAvatar
	} from "@/api/system/user";
	import useUserStore from "@/store/modules/user";

	const userStore = useUserStore();
	const {
		proxy
	} = getCurrentInstance();
	// const route = useRoute();
	// const obj = Object.assign({}, route, {
	// 	title: "修改资料"
	// });
	// proxy.$tab.updatePage(obj);
	const open = ref(false);
	const visible = ref(false);
	const title = ref("修改头像");

	//图片裁剪数据
	const options = reactive({
		img: userStore.avatar, // 裁剪图片的地址
		autoCrop: true, // 是否默认生成截图框
		autoCropWidth: 200, // 默认生成截图框宽度
		autoCropHeight: 200, // 默认生成截图框高度
		fixedBox: true, // 固定截图框大小 不允许改变
		outputType: "png", // 默认生成截图为PNG格式
		filename: 'avatar', // 文件名称
		previews: {} //预览数据
	});

	/** 编辑头像 */
	function editCropper() {
		open.value = true;
	}
	/** 打开弹出层结束时的回调 */
	function modalOpened() {
		visible.value = true;
	}
	/** 覆盖默认上传行为 */
	function requestUpload() {}
	/** 向左旋转 */
	function rotateLeft() {
		proxy.$refs.cropper.rotateLeft();
	}
	/** 向右旋转 */
	function rotateRight() {
		proxy.$refs.cropper.rotateRight();
	}
	/** 图片缩放 */
	function changeScale(num) {
		num = num || 1;
		proxy.$refs.cropper.changeScale(num);
	}
	/** 上传预处理 */
	function beforeUpload(file) {
		if (file.type.indexOf("image/") == -1) {
			proxy.$modal.msgError("文件格式错误，请上传图片类型,如：JPG，PNG后缀的文件。");
		} else {
			const reader = new FileReader();
			reader.readAsDataURL(file);
			reader.onload = () => {
				options.img = reader.result;
				options.filename = file.name;
			};
		}
	}
	/** 上传图片 */
	function uploadImg() {
		proxy.$refs.cropper.getCropBlob(data => {
			let formData = new FormData();
			formData.append("avatarfile", data, options.filename);
			uploadAvatar(formData).then(response => {
				open.value = false;
				options.img = import.meta.env.VITE_APP_BASE_API + response.imgUrl;
				userStore.avatar = options.img;
				proxy.$modal.msgSuccess("修改成功");
				visible.value = false;
			});
		});
	}
	/** 实时预览 */
	function realTime(data) {
		options.previews = data;
	}
	/** 关闭窗口 */
	function closeDialog() {
		options.img = userStore.avatar;
		options.visible = false;
	}
</script>

<style lang='scss' scoped>
	.avatarImg {
		border-radius: 50%;
		width: 88px;
		height: 88px;
		border: 1px solid #e9f1fb;
	}

	.user-info-head {
		position: relative;
		display: inline-block;
		height: 120px;
	}

	/* .user-info-head:hover:after {
  content: "+";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  color: #eee;
  background: rgba(0, 0, 0, 0.5);
  font-size: 24px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  cursor: pointer;
  line-height: 110px;
  border-radius: 50%;
} */
</style>